CN211215547U - Degasser for dissolved gas in oil - Google Patents
Degasser for dissolved gas in oil Download PDFInfo
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- CN211215547U CN211215547U CN201921327178.1U CN201921327178U CN211215547U CN 211215547 U CN211215547 U CN 211215547U CN 201921327178 U CN201921327178 U CN 201921327178U CN 211215547 U CN211215547 U CN 211215547U
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Abstract
The utility model discloses a dissolved gas degasser in oil, include: the device comprises an oil cylinder, a piston, a motor, a degassing chamber, a vacuum pump, an oil inlet valve, an oil outlet valve, a vacuum valve and a connecting valve; the method is characterized in that: the piston is arranged in the oil cylinder; the bottom of the piston is arranged at one end of the piston rod, and the other end of the piston rod is connected with the motor; the oil cylinder is connected with the degassing chamber; the degassing chamber is connected with a vacuum pump; the degassing chamber is provided with a connecting valve, an oil inlet valve and an oil outlet valve; a vacuum valve is arranged on the vacuum pump; the utility model discloses valve and pipeline are few, simple structure, and are with low costs, and degasification is efficient.
Description
Technical Field
The utility model relates to a dissolved gas oil-gas separation field in oil specifically is a dissolved gas degasser in oil.
Background
The dissolved gas in the oil is widely applied to the transformer/high-voltage reactor, and the method has the main functions of timely finding out equipment abnormality, preventing equipment damage caused by abnormal expansion, tracking and monitoring hidden danger equipment and preventing hidden danger from developing into defects.
The existing degassing modes of dissolved gases in various oils generally comprise three modes of film degassing, vacuum degassing and headspace degassing, and the various modes have the following characteristics:
membrane degassing: the separation efficiency is low, the speed is low, and the normalized detection period is difficult to meet;
vacuum degassing method: the degassing efficiency is high and the speed is high, but the vacuum degree is reduced after long-time operation, and the degassing efficiency is reduced;
dynamic headspace method: the gas production efficiency is general, the speed is slow, and certain potential safety hazards exist.
The degassing mode is applied to dissolved gas in oil, but the overall structure is slightly complex when the degassing mode is used on site, a plurality of valve pipelines are arranged, and the reliability is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art and providing a degassing device which has simple structure, stable degassing effect and high degassing efficiency.
The utility model discloses a realize through following technique:
an apparatus for degassing dissolved gases in oil, comprising: the device comprises an oil cylinder, a piston, a motor, a degassing chamber, a vacuum pump, an oil inlet valve, an oil outlet valve, a vacuum valve and a connecting valve; the method is characterized in that: the piston is arranged in the oil cylinder; the bottom of the piston is arranged at one end of the piston rod, and the other end of the piston rod is connected with the motor; the oil cylinder is connected with the degassing chamber; the degassing chamber is connected with a vacuum pump; the degassing chamber is provided with a connecting valve, an oil inlet valve and an oil outlet valve; the vacuum pump is provided with a vacuum valve.
The heating device is arranged on the degassing chamber, and the oil temperature is increased by heating the degassing chamber, so that the degassing efficiency is improved.
The utility model discloses a working process:
opening the motor and the oil inlet valve, pulling the piston from left to right in the oil cylinder, and waiting for the degassing chamber to be filled with oil; closing the oil inlet valve, opening the oil outlet valve, pulling the piston to the left and right in the oil cylinder, and closing the oil outlet valve after the oil in the oil cylinder is completely discharged; the process is circulated for many times, and dead volume oil samples in the sample injection tube are removed.
Opening the connecting valve, the vacuum valve and the vacuum pump, vacuumizing the degassing chamber by using the vacuum pump, and closing the vacuum pump, the vacuum valve and the connecting valve when the vacuum degree reaches a certain value; the piston is pulled from left to right in the oil cylinder, and after a period of time, the piston is pulled from right to left in the oil cylinder to finish primary degassing; this process is cycled through multiple times.
And after the degassing is finished, opening the connecting valve after the oil sample is static for a period of time, sending the oil sample to the next link, and closing the connecting valve.
The utility model has the advantages that:
1. the utility model has the advantages of less valves and pipelines, simple structure and low cost;
2. the utility model discloses install heating device, through heating degasification room, make the oil temperature rise, promote degasification efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference signs mean: 1. a motor; 2. an oil cylinder; 3. a piston; 4. a degassing chamber; 5. a vacuum pump; 6. an oil inlet valve; 7. an oil outlet valve; 8. a connecting valve; 9. a vacuum valve; 10. a heating device.
Detailed Description
The technical solution of the present invention is further explained below with reference to the drawings and the embodiments.
As shown in fig. 1, a degassing apparatus for a gas dissolved in oil includes: the device comprises an oil cylinder 2, a piston 3, a motor 1, a degassing chamber 4, a vacuum pump 5, an oil inlet valve 6, an oil outlet valve 7, a vacuum valve 9 and a connecting valve 8; the piston 3 is arranged in the oil cylinder 2; the bottom of the piston 3 is arranged at one end of a piston rod, and the other end of the piston rod is connected with the motor 1 through a crankshaft; the oil cylinder 2 is connected with the degassing chamber 4 through a conduit; the degassing chamber 4 is connected with a vacuum pump 5 through a conduit; the degassing chamber 4 is provided with a connecting valve 8, an oil inlet valve 6 and an oil outlet valve 7; the vacuum pump 5 is provided with a vacuum valve 9.
The heating device 10 is installed on the degassing chamber 4, and the oil temperature is increased by heating the degassing chamber, so that the degassing efficiency is improved.
The connecting valve 8 is a three-way valve.
Opening the motor 1 and the oil inlet valve 6, pulling the piston 3 from left to right in the oil cylinder 2, and waiting for the degassing chamber 4 and the oil cylinder 2 to be filled with oil; closing the oil inlet valve 6, opening the oil outlet valve 7, pulling the piston 3 to the left in the oil cylinder 2, and closing the oil outlet valve 7 after the oil in the oil cylinder 2 is completely discharged; the process is circulated for many times, and dead volume oil samples in the sample injection tube are removed.
Opening the connecting valve 8, the vacuum valve 9 and the vacuum pump 5, vacuumizing the degassing chamber 4 by using the vacuum pump 5, and closing the vacuum pump 5, the vacuum valve 9 and the connecting valve 8 when the vacuum degree is more than-70 kPa; starting the motor 1, pulling the piston 3 from left to right in the oil cylinder 2, waiting for a period of time, and pulling the piston 3 from right to left in the oil cylinder 2 to finish primary degassing; this process is cycled through multiple times.
After the degassing is completed, the connecting valve 8 is opened after the oil sample is still for a period of time, the oil sample is sent to the next link, and the connecting valve 8 is closed.
The above is only the preferred embodiment of the present invention, and to the technical personnel in the technical field, without departing from the present invention, the embodiment can still be modified, and the corresponding modification should also be regarded as the protection scope of the present invention.
Claims (2)
1. An apparatus for degassing dissolved gases in oil, comprising: the device comprises an oil cylinder, a piston, a motor, a degassing chamber, a vacuum pump, an oil inlet valve, an oil outlet valve, a vacuum valve and a connecting valve; the method is characterized in that: the piston is arranged in the oil cylinder; the bottom of the piston is arranged at one end of the piston rod, and the other end of the piston rod is connected with the motor; the oil cylinder is connected with the degassing chamber; the degassing chamber is connected with a vacuum pump; the degassing chamber is provided with a connecting valve, an oil inlet valve and an oil outlet valve; the vacuum pump is provided with a vacuum valve.
2. The apparatus for degassing a gas dissolved in oil according to claim 1, wherein: and a heating device is arranged on the degassing chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921327178.1U CN211215547U (en) | 2019-08-14 | 2019-08-14 | Degasser for dissolved gas in oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921327178.1U CN211215547U (en) | 2019-08-14 | 2019-08-14 | Degasser for dissolved gas in oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211215547U true CN211215547U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921327178.1U Active CN211215547U (en) | 2019-08-14 | 2019-08-14 | Degasser for dissolved gas in oil |
Country Status (1)
| Country | Link |
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| CN (1) | CN211215547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041654A (en) * | 2021-02-09 | 2021-06-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Oil-gas separation device |
| CN114660262A (en) * | 2022-05-23 | 2022-06-24 | 南方电网科学研究院有限责任公司 | Transformer combustible gas monitoring system |
-
2019
- 2019-08-14 CN CN201921327178.1U patent/CN211215547U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041654A (en) * | 2021-02-09 | 2021-06-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Oil-gas separation device |
| CN114660262A (en) * | 2022-05-23 | 2022-06-24 | 南方电网科学研究院有限责任公司 | Transformer combustible gas monitoring system |
| CN114660262B (en) * | 2022-05-23 | 2022-08-02 | 南方电网科学研究院有限责任公司 | Transformer combustible gas monitoring system |
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